"The central thing wrong with the social Web is that users don't own their identities. Users share themselves with identity services - like Facebook and Google - that then act as representatives of the people using them. Facebook and Google allow other sites to rent those identities". Read the whole article here.
Choosing to make your information public is exactly what it sounds like: anyone, including people off of Facebook, will be able to see it.
Subject guide created by Tania Sheko at Melbourne High School. Reused and adapted here with her kind permission.
The DIREKT Project Online Information Literacy (IL) Module Platform